.banner {
    width: 100%;
    height: 340px;
    overflow: hidden;
    position: relative;
    .default-banner {
        width: 750px;
        height: 340px;
    }
    .bannerimg-box {
        position: absolute;
        top: 0;
        left: -750px;
        height: 340px;
        li {
            img {
                width: 750px;
                height: 340px;
            }
        }
    }
    .bannernav {
        position: absolute;
        bottom: 26px;
        left: 45%;
        li {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: #929DA7;
            margin-right: 10px;
        }
        .dotted {
            background: #0dd13b;
        }
    }
}